Features: Brand new and high quality Increase expandability: This adapter can expand one PCIe 4.0 or 5.0 x16 slot to four slots, thus allowing multiple devices to be connected. By increasing the number of slots, users can connect more high-performances expansion cards at the same time, such as graphics cards, etc. High bandwidth transmission: As PCIe 4.0 or 5.0 technology is adopted, the adapter can provide high bandwidth and realize faster data transmission. Compatibility: PCIe 4.0 and 5.0 x16-to-4-port adapters usually have backward compatibility and can be suitable for older PCIe slots (such as PCIe 3.0). Flexibility: The adapter card provides multiple slots, and various expansion cards can be freely configured and combined according to user's needs. This enables users to choose suitable equipment according to their specific needs and budgets, and to easily assemble and replace them. Performances improvement: By connecting multiple devices to a computer, the adapter can improve the overall performances of system. It allows parallel processing and data transmission, thus improving work efficiency and speeding up task completion time. Specifications: Material:PCB Size:Approx.14x10cm/5.51x3.94inch Package Includes: 1x PCIE Adapter note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.